Model 150Cuts copper, brass and aluminum tubing and thin-wall conduitFeatures an enclosed feed screw to eliminate clogging and jamming, grooved rollers for close-to-flare cuts and a fold-away reamerTelescoping feed screw design keeps the cutter at the same length regardless of tubing diameterRidgid covers its products with a lifetime warranty against defects in material or workmanship for the life of the tool